CH80315A
(en )
1919-07-01
Manufacturing process for reinforced cement ships
FR515439A
(en )
1921-04-01
Reinforced concrete boat building process
FR501429A
(en )
1920-04-14
Cement baking process
FR495578A
(en )
1919-10-11
Process for the manufacture of superphosphates
CH79138A
(en )
1919-02-17
Process for the production of reinforced concrete masonry, especially for factory chimneys
FR490259A
(en )
1919-04-15
Reinforced cement construction
FR492267A
(en )
1919-07-03
Reinforced cement tank
FR490174A
(en )
1919-04-05
Manufacturing process of colored cement mosaic tiles
FR493661A
(en )
1919-08-19
Reinforced cement boat building process
FR497210A
(en )
1919-11-29
Improved unsinkable barge, and its reinforced cement construction process
CH81877A
(en )
1919-04-01
Manufacturing process for molded cement articles
FR529739A
(en )
1921-12-05
Process for the production of reinforced concrete construction elements
FR491031A
(en )
1919-05-19
Reinforced cement coating for ships
FR488074A
(en )
1918-08-16
Construction process without formwork for reinforced cement ship hulls
FR498070A
(en )
1919-12-27
Manufacturing process for Portland cement sheets reinforced with organic fibers
FR492386A
(en )
1919-07-05
Formwork for cement constructions
FR496330A
(en )
1919-11-04
Improvements to a process for producing reinforced concrete structures
FR494393A
(en )
1919-09-06
Chain-gimp manufacturing process
FR494921A
(en )
1919-09-24
Bolt manufacturing process
FR507259A
(en )
1920-09-09
Manufacturing process for porous materials
FR518101A
(en )
1921-05-19
Process for manufacturing resinous bodies
FR506283A
(en )
1920-08-18
Silica brick manufacturing process
FR493645A
(en )
1919-08-14
Reinforced cement sleeper
FR20990E
(en )
1920-02-05
Bricks for reinforced constructions
FR494115A
(en )
1919-08-30
Bricks for reinforced constructions